MX2019014930A - Selección y señalización de precisiones de vector de movimiento (mv). - Google Patents
Selección y señalización de precisiones de vector de movimiento (mv).Info
- Publication number
- MX2019014930A MX2019014930A MX2019014930A MX2019014930A MX2019014930A MX 2019014930 A MX2019014930 A MX 2019014930A MX 2019014930 A MX2019014930 A MX 2019014930A MX 2019014930 A MX2019014930 A MX 2019014930A MX 2019014930 A MX2019014930 A MX 2019014930A
- Authority
- MX
- Mexico
- Prior art keywords
- rounding
- precisions
- signaling
- selection
- perform
- Prior art date
Links
- 230000011664 signaling Effects 0.000 title 1
- 238000013138 pruning Methods 0.000 abstract 2
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/56—Motion estimation with initialisation of the vector search, e.g. estimating a good candidate to initiate a search
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
- H04N19/169—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding
- H04N19/17—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object
- H04N19/176—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the coding unit, i.e. the structural portion or semantic portion of the video signal being the object or the subject of the adaptive coding the unit being an image region, e.g. an object the region being a block, e.g. a macroblock
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/513—Processing of motion vectors
- H04N19/517—Processing of motion vectors by encoding
- H04N19/52—Processing of motion vectors by encoding by predictive encoding
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
- H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
- H04N19/51—Motion estimation or motion compensation
- H04N19/523—Motion estimation or motion compensation with sub-pixel accuracy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/70—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals characterised by syntax aspects related to video coding, e.g. related to compression standards
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Compression Or Coding Systems Of Tv Signals (AREA)
Abstract
Un aparato comprende: una memoria y un procesador acoplado a la memoria y configurado para: obtener un bloque actual de una trama de video, obtener MVs candidatos que corresponden a bloques vecinos de la trama de video, los bloques vecinos, vecinos del bloque actual, obtener precisiones de MVs candidatos, realizar el primer redondeo de las precisiones basándose en un esquema de redondeo, realizar el segundo redondeo de los MVs candidatos basándose en el primer redondeo, realizar el recorte de MVs candidatos y generar una lista de candidatos basada en el segundo redondeo y el recorte.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201762518402P | 2017-06-12 | 2017-06-12 | |
US15/982,865 US11272207B2 (en) | 2017-06-12 | 2018-05-17 | Selection and signaling of motion vector (MV) precisions |
PCT/CN2018/090181 WO2018228260A1 (en) | 2017-06-12 | 2018-06-07 | Selection and Signaling of Motion Vector (MV) Precisions |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2019014930A true MX2019014930A (es) | 2020-08-06 |
Family
ID=64563841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2019014930A MX2019014930A (es) | 2017-06-12 | 2018-06-07 | Selección y señalización de precisiones de vector de movimiento (mv). |
Country Status (13)
Country | Link |
---|---|
US (3) | US11272207B2 (es) |
EP (1) | EP3639520B1 (es) |
JP (1) | JP6915159B2 (es) |
KR (1) | KR102331529B1 (es) |
CN (1) | CN110710211B (es) |
AU (1) | AU2018284733B2 (es) |
BR (1) | BR112019026266A2 (es) |
CA (1) | CA3066961C (es) |
IL (1) | IL271382B2 (es) |
MX (1) | MX2019014930A (es) |
SG (1) | SG11201911975YA (es) |
WO (1) | WO2018228260A1 (es) |
ZA (1) | ZA201908548B (es) |
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US11272207B2 (en) | 2017-06-12 | 2022-03-08 | Futurewei Technologies, Inc. | Selection and signaling of motion vector (MV) precisions |
WO2019244051A1 (en) | 2018-06-19 | 2019-12-26 | Beijing Bytedance Network Technology Co., Ltd. | Selected mvd precision without mvp truncation |
TWI815967B (zh) | 2018-09-19 | 2023-09-21 | 大陸商北京字節跳動網絡技術有限公司 | 仿射模式編解碼的模式相關自適應調整運動矢量分辨率 |
CN118118659A (zh) * | 2019-01-31 | 2024-05-31 | 北京字节跳动网络技术有限公司 | 记录仿射模式自适应运动矢量分辨率的上下文 |
US11025948B2 (en) * | 2019-02-28 | 2021-06-01 | Tencent America LLC | Method and apparatus for motion prediction in video coding |
US20230128313A1 (en) * | 2021-10-21 | 2023-04-27 | Tencent America LLC | Adaptive Resolution for Single-Reference Motion Vector Difference |
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2018
- 2018-05-17 US US15/982,865 patent/US11272207B2/en active Active
- 2018-06-07 WO PCT/CN2018/090181 patent/WO2018228260A1/en unknown
- 2018-06-07 BR BR112019026266-0A patent/BR112019026266A2/pt unknown
- 2018-06-07 CN CN201880035997.0A patent/CN110710211B/zh active Active
- 2018-06-07 JP JP2020518116A patent/JP6915159B2/ja active Active
- 2018-06-07 KR KR1020207000707A patent/KR102331529B1/ko active IP Right Grant
- 2018-06-07 EP EP18817711.7A patent/EP3639520B1/en active Active
- 2018-06-07 SG SG11201911975YA patent/SG11201911975YA/en unknown
- 2018-06-07 CA CA3066961A patent/CA3066961C/en active Active
- 2018-06-07 IL IL271382A patent/IL271382B2/en unknown
- 2018-06-07 MX MX2019014930A patent/MX2019014930A/es unknown
- 2018-06-07 AU AU2018284733A patent/AU2018284733B2/en active Active
-
2019
- 2019-12-12 US US16/712,698 patent/US11223847B2/en active Active
- 2019-12-20 ZA ZA2019/08548A patent/ZA201908548B/en unknown
-
2021
- 2021-12-13 US US17/549,545 patent/US11843800B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US11272207B2 (en) | 2022-03-08 |
EP3639520A4 (en) | 2020-05-27 |
KR102331529B1 (ko) | 2021-12-01 |
US20200120356A1 (en) | 2020-04-16 |
US20180359485A1 (en) | 2018-12-13 |
CA3066961A1 (en) | 2018-12-20 |
AU2018284733B2 (en) | 2022-07-28 |
IL271382B1 (en) | 2023-10-01 |
ZA201908548B (en) | 2021-06-30 |
IL271382B2 (en) | 2024-02-01 |
JP2020523954A (ja) | 2020-08-06 |
CN110710211B (zh) | 2022-06-10 |
US20220021901A9 (en) | 2022-01-20 |
JP6915159B2 (ja) | 2021-08-04 |
AU2018284733A1 (en) | 2020-01-23 |
BR112019026266A2 (pt) | 2020-06-30 |
US11223847B2 (en) | 2022-01-11 |
EP3639520A1 (en) | 2020-04-22 |
KR20200015737A (ko) | 2020-02-12 |
US20220103861A1 (en) | 2022-03-31 |
CA3066961C (en) | 2023-10-03 |
WO2018228260A1 (en) | 2018-12-20 |
EP3639520B1 (en) | 2024-02-14 |
IL271382A (en) | 2020-01-30 |
SG11201911975YA (en) | 2020-01-30 |
US11843800B2 (en) | 2023-12-12 |
CN110710211A (zh) | 2020-01-17 |
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